维基百科 英文Hayley教口语，“疫苗”用英语怎么说？
yes i do>麦当娜演唱会vaccine
/ˈvæfly的第三人称单数k.siːn/
看错了
To prevent you from getting sick, a doctor will give you a shot with a vaccine in it, which is a mixture that teaches your body how to fight against virus and dias.
太棒了为了防止你生病，医生会给你注射一针疫苗，这是一种能教会你的身体如何对抗病毒和疾病的混合剂。初中辅导班
ielts是什么意思do 剂listening
one/first do of vaccine 第一剂或一剂疫苗
Around 53 percent of the British population has received one do of vaccine.just the way you are什么意思
大约53%的英国人已经接种了一剂疫苗。
